[INFO] cloning repository https://github.com/melchor629/brainfuck-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melchor629/brainfuck-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelchor629%2Fbrainfuck-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelchor629%2Fbrainfuck-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42696c94ffc38583c4cf647cc44451699281c37f
[INFO] testing melchor629/brainfuck-in-rust against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelchor629%2Fbrainfuck-in-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/melchor629/brainfuck-in-rust
[INFO] finished tweaking git repo https://github.com/melchor629/brainfuck-in-rust
[INFO] tweaked toml for git repo https://github.com/melchor629/brainfuck-in-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/melchor629/brainfuck-in-rust on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/melchor629/brainfuck-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbe769cda2ed379ca2c898a9f44e539da378a7cabc7ed65931bd959294c8bd6b
[INFO] running `Command { std: "docker" "start" "-a" "dbe769cda2ed379ca2c898a9f44e539da378a7cabc7ed65931bd959294c8bd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbe769cda2ed379ca2c898a9f44e539da378a7cabc7ed65931bd959294c8bd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe769cda2ed379ca2c898a9f44e539da378a7cabc7ed65931bd959294c8bd6b", kill_on_drop: false }`
[INFO] [stdout] dbe769cda2ed379ca2c898a9f44e539da378a7cabc7ed65931bd959294c8bd6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bc09fc1fff6d3f52dd94dcaa1c4452660625db97bfcd0a6a726645c7d6fce93
[INFO] running `Command { std: "docker" "start" "-a" "9bc09fc1fff6d3f52dd94dcaa1c4452660625db97bfcd0a6a726645c7d6fce93", kill_on_drop: false }`
[INFO] [stderr]    Compiling bf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "9bc09fc1fff6d3f52dd94dcaa1c4452660625db97bfcd0a6a726645c7d6fce93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc09fc1fff6d3f52dd94dcaa1c4452660625db97bfcd0a6a726645c7d6fce93", kill_on_drop: false }`
[INFO] [stdout] 9bc09fc1fff6d3f52dd94dcaa1c4452660625db97bfcd0a6a726645c7d6fce93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb8d06d3f5d841b000a5ad9e0f01ade39551a53bfa59b90bc549bfe7f8c83fa4
[INFO] running `Command { std: "docker" "start" "-a" "fb8d06d3f5d841b000a5ad9e0f01ade39551a53bfa59b90bc549bfe7f8c83fa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling bf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "fb8d06d3f5d841b000a5ad9e0f01ade39551a53bfa59b90bc549bfe7f8c83fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8d06d3f5d841b000a5ad9e0f01ade39551a53bfa59b90bc549bfe7f8c83fa4", kill_on_drop: false }`
[INFO] [stdout] fb8d06d3f5d841b000a5ad9e0f01ade39551a53bfa59b90bc549bfe7f8c83fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 664d4bf4914c9894db41283e8c8dcd0ced107b40b7a0c3faee9a135d2595de50
[INFO] running `Command { std: "docker" "start" "-a" "664d4bf4914c9894db41283e8c8dcd0ced107b40b7a0c3faee9a135d2595de50", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bf-1d97e3b482a85033)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/bf_interpreter.rs (/opt/rustwide/target/debug/deps/bf_interpreter-49f175c02b99debe)
[INFO] [stderr]      Running unittests src/bin/bf_transpiler.rs (/opt/rustwide/target/debug/deps/bf_transpiler-418fce9ef548957e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bf
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/io_system.rs - io_system::StandardIOSystem (line 31) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/bf_interpreter.rs - bf_interpreter::BrainfuckInterpreter (line 17) ... ok
[INFO] [stdout] test src/bf_transpiler.rs - bf_transpiler::BrainfuckToCTranspiler (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/io_system.rs - io_system::StandardIOSystem (line 31) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `StandardIOSystem` in this scope
[INFO] [stdout]   --> src/io_system.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | StandardIOSystem::default();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^ use of undeclared type `StandardIOSystem`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 31 + use bf::StandardIOSystem;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_9_0() {
[INFO] [stdout]    |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 18 | interpreter.run(code, memory)?;
[INFO] [stdout]    |                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 10 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_9_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 11 | use bf::{BrainfuckInterpreter, CodeMemory, StandardIOSystem};
[INFO] [stdout] ...
[INFO] [stdout] 18 | interpreter.run(code, memory)?;
[INFO] [stdout] 19 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/io_system.rs - io_system::StandardIOSystem (line 31)
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "664d4bf4914c9894db41283e8c8dcd0ced107b40b7a0c3faee9a135d2595de50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "664d4bf4914c9894db41283e8c8dcd0ced107b40b7a0c3faee9a135d2595de50", kill_on_drop: false }`
[INFO] [stdout] 664d4bf4914c9894db41283e8c8dcd0ced107b40b7a0c3faee9a135d2595de50
